package demo2;

public class Test {
    public static void main(String[] args) {
        Tree tree = new Tree();
        Tree.TreeNode root = tree.createTree();
        System.out.println(tree.preorderTraversalNor(root));
        System.out.println();
        tree.postOrder(root);
        System.out.println();
        tree.inOrder(root);
    }
}
